# German Grammar Drills vs PolyDigits

The clearest difference is price: PolyDigits at Free against German Grammar Drills's $9.99. PolyDigits also leads on update cadence (every 5 days vs every 2 months). German Grammar Drills's advantage is in-app purchases (none vs 4) and iOS requirement (16.4 vs 26). On ads and device support there is nothing between them.

PolyDigits is free to download; German Grammar Drills costs $9.99 up front. PolyDigits sells 4 in-app purchases, starting at $1.99 per month. German Grammar Drills asks for nothing beyond the download.

German Grammar Drills ships an update every 2 months, PolyDigits every 5 days. The most recent releases landed on October 13, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | German Grammar Drills | PolyDigits |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Size | 238 MB | 4 MB |
| Requires iOS | **16.4** | 26 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SimTeCon GmbH](https://appshunter.io/developer/1761797043) | [Daniel Kwetschas](https://appshunter.io/developer/1823422072) |

## What reviewers say

### German Grammar Drills

[App page](https://appshunter.io/ios/app/german-grammar-drills/id6737474319)

**In-app purchases:** none


### PolyDigits

[App page](https://appshunter.io/ios/app/polydigits/id6747923329)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee Subscription | $1.99 | per month |
| Small Coffee | $2.99 | one-time |
| Medium Coffee | $3.99 | one-time |
| Large Coffee | $5.99 | one-time |


## Frequently asked questions

### Is German Grammar Drills free?

German Grammar Drills costs $9.99, with no in-app purchases.

### Is PolyDigits free?

PolyDigits is free to download, with in-app purchases available.

### Do German Grammar Drills or PolyDigits have ads?

Neither German Grammar Drills nor PolyDigits shows ads.

### Which is updated more often, German Grammar Drills or PolyDigits?

German Grammar Drills ships an update every 2 months, and PolyDigits every 5 days. Most recently, German Grammar Drills was updated on October 13, 2026 and PolyDigits on October 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*